:root {
  --navy: #071526;
  --navy-soft: #0d2038;
  --blue: #3ba7ff;
  --text: #102033;
  --muted: #637083;
  --light: #f5f8fb;
  --white: #ffffff;
  --line: #dce6ef;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Segoe UI, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}
.container { width: min(1120px, 92%); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 21, 38, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav-wrap { display: flex; justify-content: space-between; align-items: center; padding: 18px 0; }
.logo { color: var(--white); text-decoration: none; font-weight: 800; letter-spacing: -0.03em; font-size: 1.35rem; }
.logo span { color: var(--blue); }
nav { display: flex; gap: 24px; align-items: center; }
nav a { color: #d9e7f5; text-decoration: none; font-size: 0.95rem; }
.nav-cta { padding: 9px 16px; border: 1px solid rgba(255,255,255,0.24); border-radius: 999px; }
.hero {
  min-height: 760px;
  display: flex;
  align-items: center;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7,21,38,0.98) 0%, rgba(7,21,38,0.82) 45%, rgba(7,21,38,0.42) 100%),
    radial-gradient(circle at 80% 40%, rgba(59,167,255,0.28), transparent 28%),
    linear-gradient(135deg, #071526, #0f3156);
}
.eyebrow, .section-label { color: var(--blue); font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem; }
h1 { font-size: clamp(2.8rem, 7vw, 6rem); line-height: 0.96; letter-spacing: -0.07em; max-width: 880px; margin: 14px 0 24px; }
.hero-text { max-width: 680px; color: #d9e7f5; font-size: 1.2rem; }
.hero-actions { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 22px; border-radius: 999px; text-decoration: none; font-weight: 700; }
.btn.primary { background: var(--blue); color: var(--navy); }
.btn.secondary { background: rgba(255,255,255,0.10); color: var(--white); border: 1px solid rgba(255,255,255,0.22); }
section { padding: 96px 0; }
.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 70px; align-items: start; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.05; letter-spacing: -0.05em; margin: 10px 0 24px; }
.intro p, .sustainability p, .contact p { color: var(--muted); font-size: 1.05rem; }
.cards-section, .process, .sustainability { background: var(--light); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 40px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 24px; padding: 30px; min-height: 220px; box-shadow: 0 16px 50px rgba(7,21,38,0.04); }
.card h3 { margin-top: 0; font-size: 1.25rem; letter-spacing: -0.02em; }
.card p { color: var(--muted); }
.timeline { display: grid; grid-template-columns: repeat(7, 1fr); gap: 14px; margin-top: 42px; }
.timeline div { background: var(--white); border: 1px solid var(--line); border-radius: 20px; padding: 22px; min-height: 150px; }
.timeline span { display: block; color: var(--blue); font-weight: 800; margin-bottom: 18px; }
.timeline strong { display: block; line-height: 1.2; }
.corridors { background: var(--navy); color: var(--white); }
.region-list { display: grid; gap: 14px; }
.region-list div { border: 1px solid rgba(255,255,255,0.12); border-radius: 18px; padding: 22px; background: rgba(255,255,255,0.04); }
.region-list strong { display: block; font-size: 1.2rem; }
.region-list span { color: #b8c9d9; }
.contact-box { background: var(--navy); color: var(--white); border-radius: 34px; padding: 58px; text-align: center; }
.contact-box p { color: #d9e7f5; max-width: 720px; margin: 0 auto 28px; }
footer { background: #04101e; color: #b8c9d9; padding: 28px 0; }
.footer-wrap { display: flex; justify-content: space-between; gap: 20px; font-size: 0.9rem; }

@media (max-width: 900px) {
  nav { display: none; }
  .hero { min-height: 660px; }
  .split, .card-grid, .timeline { grid-template-columns: 1fr; }
  .timeline div { min-height: auto; }
  .footer-wrap { flex-direction: column; }
  .contact-box { padding: 36px 22px; }
}